/Engine/Source/Runtime/Core/Public/GenericPlatform/GenericPlatformMisc.h
Retrieve the Mac address of the current adapter as a hashed string (privacy). This generally relies onGetMacAddress()being implemented for the platform, if possible.
String representing the hashed Mac address, or empty string.
static [FString](API\Runtime\Core\Containers\FString) GetHashedMacAddressString()